53109845842 has 8 divisors (see below), whose sum is σ = 81517437936. Its totient is φ = 25937366532.

The previous prime is 53109845837. The next prime is 53109845869. The reversal of 53109845842 is 24854890135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×53109845842² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308778088 + ... + 308778259.

It is an arithmetic number, because the mean of its divisors is an integer number (10189679742).

Almost surely, 2^53109845842 is an apocalyptic number.

53109845842 is a deficient number, since it is larger than the sum of its proper divisors (28407592094).

53109845842 is a wasteful number, since it uses less digits than its factorization.

53109845842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617556392.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 53109845842 in words is "fifty-three billion, one hundred nine million, eight hundred forty-five thousand, eight hundred forty-two".